A candidate scoring 25% marks in an examination fails by 30 marks while another candidate who scores 50% marks gets 20 marks more than those required to pass. The pass percentage is
A candidate scoring 25% marks in an examination fails by 30 marks while another candidate who scores 50% marks gets 20 marks more than those required to pass. The pass percentage is
Solution
✅ Correct Option: 4
Let the total marks be
Let pass percentage be
Given:
-
of
-
of
Converting to equations:
Subtracting equations:
Substituting in first equation:
or
Therefore, the pass percentage is .